Home / 834,247.96-1,247,945.54-666,097.02

Finding the Fourth Proportional to 834,247.96, 1,247,945.54 and 666,097.02

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Solution

The fourth proportional to 834,247.96, 1,247,945.54 and 666,097.02 is: 996,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,247.96 : 1,247,945.54 = 666,097.02 : x
  2. Step 2: Convert to fraction form
    834,247.96/1,247,945.54 = 666,097.02/x
  3. Step 3: Cross multiply
    834,247.96x = 1,247,945.54 × 666,097.02
  4. Step 4: Simplify right side
    834,247.96x = 831,252,801,985.81
  5. Step 5: Solve for x
    x = 831,252,801,985.81/834,247.96
  6. Step 6: Final answer
    x = 996,409.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.